Because it could have been drawn out for a lengthy time, and both sides want a decision. The hearing on Monday was just for the injunction and not on the merits.
If the NCAA was just going to deem him ineligible, investigate on their time, and consider a lengthy suspension, then that’s what you got. The lawsuit speeds up the timeline, and Wiseman is willing to sit for several games as long as it gets done. If he only gets 6, then he’s back for UT.
Wiseman and the university don’t want this over their heads every televised game, and the NCAA doesn’t want the publicity hit (which people can argue all day long but there is some backlash against the NCAA).